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Name

atan()
Examples
float a = PI/3;
float t = tan(a);
float at = atan(t);
// Prints "1.0471976 : 1.7320509 : 1.0471976"
println(a + " : " + t + " : " +  at);

float a = PI + PI/3.0;
float t = tan(a);
float at = atan(t);
// Prints "4.1887903 : 1.7320513 : 1.0471977"
println(a + " : " + t + " : " +  at);
Description The inverse of tan(), returns the arc tangent of a value. This function expects the values in the range of -Infinity to Infinity (exclusive) and values are returned in the range -PI/2 to PI/2 .
Syntax
atan(value)
Parameters
value float: -Infinity to Infinity (exclusive)
Returnsfloat
Relatedtan()
asin()
acos()
Updated on May 19, 2014 05:29:59pm PDT

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